import java.util.*;

public class CurrentTimeGenerater {

    private Calendar cal;
    
    public static void main(String[] args){
        System.out.println((new CurrentTimeGenerater()).getCurrentTime());
    }

    
    public CurrentTimeGenerater(){
        cal = Calendar.getInstance();
    }
    
    public String getCurrentTime(){
        int year = cal.get(Calendar.YEAR);
        int month = cal.get(Calendar.MONTH);
        int day = cal.get(Calendar.DATE);
        int hour = cal.get(Calendar.HOUR_OF_DAY);
        int minute = cal.get(Calendar.MINUTE);
        int second = cal.get(Calendar.SECOND);
        
        String yearStr = Integer.toString(year);
        String monthStr = month > 9? Integer.toString(month): "0" + Integer.toString(month); 
        String dayStr = day > 9? Integer.toString(day): "0" + Integer.toString(day); 
        String hourStr = hour > 9? Integer.toString(hour): "0" + Integer.toString(hour); 
        String minuteStr = minute > 9? Integer.toString(minute): "0" + Integer.toString(minute); 
        String secondStr = second > 9? Integer.toString(second): "0" + Integer.toString(second); 
        
        String calStr = yearStr + "/" + monthStr + "/" + dayStr
                        + " " + hourStr + ":" + minuteStr + ":" + secondStr;
        return calStr;
    }
    
}
